Paulie and Christopher visit South Jersey; Meadow suspects Jackie Jr. of cheating; family demands jeopardize Tony's new friendship.
Christmas ghosts send Tony to Dr. Melfi; Janice has a Christmas dinner; Bacala dons an old Santa suit.
With the arms control summit under way, a shocking revelation from Philip throws Elizabeth - and her work - into turmoil. Stan follows a dangerous hunch.
In the penultimate episode of the final season, Elizabeth wrestles with competing loyalties, and Philip has an encounter that turns into much more than he had bargained for.
In the aftermath of a disastrous operation, Philip and Elizabeth clash about how to handle things with Paige. Stan struggles to contain the growing risks of Sofia and Gennadi’s fraying relationship.